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United States Patent | 5,336,471 |
Brophy ,   et al. | August 9, 1994 |
Ceramic blocks which may be catalyst coated having gas flow channels therethrough are supported in a metal framework to form a removable basket for a rotary regenerative air heater. The blocks are supported between compressed packing material with individual rows being supported at one inlet edge and the opposite outlet edge by Z-plates.
Inventors: | Brophy; Mark E. (Wellsville, NY); Rhodes; Robin B. (Wellsville, NY); Counterman; Wayne S. (Wellsville, NY) |
Assignee: | ABB Air Preheater, Inc. (Wellsville, NY) |
Appl. No.: | 064814 |
Filed: | May 19, 1993 |
Current U.S. Class: | 422/175; 165/8; 165/10; 422/173; 422/177; 422/206; 422/209 |
Intern'l Class: | F01N 003/10; F28D 019/04 |
Field of Search: | 422/175,206,173,177,178,180,209 165/10,8 502/439 |
3058723 | Oct., 1962 | Nilsson et al. | 165/10. |
3072182 | Jan., 1963 | Persson | 165/9. |
3101778 | Aug., 1963 | Hazzard et al. | 165/10. |
3209058 | Sep., 1965 | Hazzard | 165/8. |
4627485 | Dec., 1986 | Osborn | 165/8. |
4678643 | Jul., 1987 | Fetzer | 165/8. |
4739822 | Apr., 1988 | Mergler | 165/10. |
4773145 | Sep., 1988 | Baker et al. | 165/8. |
5108716 | Apr., 1992 | Nishizawa | 422/177. |
5145652 | Sep., 1992 | Veser et al. | 422/175. |